Perform the indicated operation
1. (x + - 5) + (2x - y + 10)
2.(10a + b) + (2a + 3c - 3)
3.(4m - 3) - (2m + 2n)
4.(t² + 2t + 5) - (-t + 2)
1. (x + - 5) + (2x - y + 10)
2.(10a + b) + (2a + 3c - 3)
3.(4m - 3) - (2m + 2n)
4.(t² + 2t + 5) - (-t + 2)
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Answer:
1. 3x−y+5
2. 12a+b+3c−3